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Pascal / Говнокод #28644

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В одном из минувших топиков приподымали тему POP SMDб я тоже решил напейсать генератор паролей к этой игре.

https://pastebin.com/ANHTMmeM

на основе исходников roman-pro

Support, 20 Марта 2023

Комментарии (5)

Си / Говнокод #28643

+1

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#include <stdio.h>
#include <conio.h>
#include <stdlib.h>
void PasswordChecker(void);
void sub_BB4F(unsigned char* Password);//subroutine $BB4F and so on...
void sub_BB21(void);
void sub_BBE0(void);
void sub_BBEA(void);
void SEC_SBC_6502(unsigned char operand);
void ADC_6502_simplified(unsigned char operand);
unsigned char Password[8];//$0766 to $076D in RAM, when a player enters it
unsigned char Invalidity=0;//$0764 in RAM
unsigned char Level;//$$0070 in RAM
unsigned char TimeTens;//$04c5 in RAM
unsigned char TimeOnes;//$04c6 in RAM
unsigned char Byte4BF, Byte17, Byte18;
unsigned char a, x;
unsigned char c=0;//carry flag
//former char Byte76A is Password[4] now, former char Byte76C is Password[6] now

void PasswordGenerator(void);
void BuildORTable(void);
unsigned char* BuildParticularLevelsArray(unsigned char DesiredLevel);//will think of it later...
void SimplifiedLevelGenerator(unsigned char* PassToFill,unsigned char Level);//finds just one 2nd,3rd,6th,8th digit combo

int main()
{
	int Choice;
	printf("Enter g if you'd like to generate a new password.\nEnter a to analyze an existing password.\n");
	Choice=fgetc(stdin);
	flushall();
	if (Choice=='a')
	PasswordChecker();
	if (Choice=='g')
	PasswordGenerator();
	if (Choice=='s')//'level function' is basic when generating a pass
	BuildORTable();//so here a bit of 'hidden' investigation, which will be useful
	//if I ever decide to rewrite this prog to output all passes possible, not just one
	printf("Press any key to quit.\n");
	getch();
	return 0;
}

void PasswordChecker(void)
{
	char InputString[9];//one extra byte needed due to fgets
	int i;
	printf("Please enter your password to test:\n");
	fgets(InputString,9,stdin);
	for(i=0;i<8;i++)
	{
		if ((InputString[i]>57)||(InputString[i]<48))
		{
			printf("This string contains non-digits.\n");
			return;
		}
		else
			Password[i]=InputString[i]-48;//ascii to digit
	}
	sub_BB4F(Password);
	if (Invalidity==1)
	{
		printf("This password is invalid.\n");
		return;
	}
	printf("%s%d","Level: ",Level);
	printf("%s%d%d\n"," Time: ",TimeTens,TimeOnes);
	if (Level==15)
	printf("Level 15 doesn't exist. So-called level 15 passwords are programming mistakes and cause system hang.\n");
	if (Level==16)
	printf("Level 16 doesn't exist. So-called level 16 passwords are programming mistakes and lead you to a buggy screen where Prince can't move.\n");
	return;
}

void sub_BB4F(unsigned char* Password)//$BB4F
{
	a=0;
	x=0;
	while (x<8)
	{
		a=a+Password[x];
		x++;
	}
	if(a==0)
	{
		Invalidity=1;//$BBC0
		return;
	}
	Byte17=Password[4];//$BB63
	Byte18=Password[6];
	Password[4]=0;
	Password[6]=0;
	sub_BB21();//$BB72,calculates and writes 1st checksum to Password[4], 2nd checksum to Password[6]
	if (Password[4]!=Byte17)
	{
		Invalidity=1;
		return;
	}

Генератор паролей для игры Prince Of Perisa. Пришлось немного повозиться...

if (Password[6]!=Byte18)//$BB7C
{
Invalidity=1;
return;
}
Invalidity=0;//$BB85
a=Password[7];
sub_BBEA();
a=a&3;//$BB8E
a=a*4;
Password[7]=a;
a=Password[1];
sub_BBE0();//$BB98
a=a|Password[7];
Level=a+1;//+1 is my insertion
//if (Level!=1)//I chose to omit this $BBA2-$BBA4 code b/c it's unknown what byte at $06EE means
a=Password[0];
sub_BBE0();//$BBAA
TimeTens=a;
a=Password[3];
sub_BBEA();
TimeOnes=a;
return;//$BBBF
}

void SEC_SBC_6502(unsigned char operand)
{
c=1;
if ((a-operand)>=0)
a=a-operand;
else
{
a=a-operand+256;
c=0;
};
}

void ADC_6502_simplified(unsigned char operand)
{
if ((a+operand)<256)
a=a+operand;
else a=a+operand-256;
}

void sub_BB21(void)
{
x=0;
BB23: a=Password[4];
a=a+Password[x];
if(a<10)
{
BB46: Password[4]=a;//$BB46
x++;
if (x!=8)
goto BB23;
else return;//$BB4E
}
else //$BB2E
{
Byte4BF=a;
a=Password[6];
a++;//we came here b/c c=1
if (a<10)
goto BB3D;
else
SEC_SBC_6502(10);//can we get here? I doubt...
BB3D: Password[6]=a;
a=Byte4BF;
SEC_SBC_6502(10);//$BB44, no danger of negative result
goto BB46;
}
}

cepreu_monoJlb, 19 Марта 2023

Комментарии (6)

Говнокод: по колено в коде.

Лучший говнокод

Pascal / Говнокод #28644

Си / Говнокод #28643